Home / 5,021.61-7,527.07-2,680.17

Finding the Fourth Proportional to 5,021.61, 7,527.07 and 2,680.17

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Solution

The fourth proportional to 5,021.61, 7,527.07 and 2,680.17 is: 4,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.61 : 7,527.07 = 2,680.17 : x
  2. Step 2: Convert to fraction form
    5,021.61/7,527.07 = 2,680.17/x
  3. Step 3: Cross multiply
    5,021.61x = 7,527.07 × 2,680.17
  4. Step 4: Simplify right side
    5,021.61x = 20,173,827.20
  5. Step 5: Solve for x
    x = 20,173,827.20/5,021.61
  6. Step 6: Final answer
    x = 4,017.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.